1.Hot swappable, software driver is not necessary
2.2.0 Channel, full-range stereo design
3.3.5mm audio plug, easy to connect with PC/IPod/MP3/MP4/Cellpone etc.
4.Output power: 3W*2RMS
5.Rated impedance: 4Ohm
6.Distortion: <<0.2 %( 1W 1KHZ)
7.Speaker unit:  2×2”
8.Frequency response: 100HZ-18KHZ
9.Separation: 65db
10.S/N Ratio:  85db
11.Sensibility:  300-2000MV (RMS)
12.PC USB Power supply (5V) directly or
13.Optional external power supply (DC5V-1.2A)

Product size：66*109*70mm
Box size：185*80*120mm.
Carton size：630*374*425MM 
Package：50PCS
N.W.： 18    kg
G.W.：17  kg